Lid TO 63 Golden Sterilisation without button

Pasteurising and sterilizing caps can be differentiated by the temperature they can withstand.Pasteurisation caps can withstand temperatures up to 85/90 ° C (water bath)Sterilisation caps can withstand temperatures up to 115/120 ° C (pressure cooker / autoclave)Caps with button produce a characteristic "POP" sound when opening them, a warranty of vaccum within container.